Weaver, David B. Ecotourism / David Weaver. - Milton, Qld. : J. Wiley, 2001. - xiii, 386 p. : ill., maps (some col.) ; 25 cm. Includes bibliographical references (p. 355-378) and index. ISBN: 0471422290 Subjects--Topical Terms: Ecotourism LC Class. No.: G156.5.E26